Nabload.BLS

It allows to get into the affected computer.
It uses stealth techniques to avoid being detected by the user.
It does not spread automatically using its own means.

Affected platforms:

Windows 2003/XP/2000/NT/ME/98/95

First detected on:

June 12, 2007

Detection updated on:

June 12, 2007

Statistics

No

Proactive protection:

Yes, using TruPrevent Technologies

Brief Description

Nabload.BLS is a Trojan, which although seemingly inoffensive, can actually carry out attacks and intrusions.

It uses stealth techniques to avoid being detected by the user:

It uses techniques included in its code to hide itself while it is active.

It terminates processes corresponding to several security tools, such as antivirus programs and firewalls, to prevent detection.

Nabload.BLS does not spread automatically using its own means. It needs an attacking user's intervention in order to reach the affected computer. The means of transmission used include, among others, floppy disks, CD-ROMs, email messages with attached files, Internet downloads, FTP, IRC channels, peer-to-peer (P2P) file sharing networks, etc.